/Engine/Source/Runtime/Engine/Public/LocalNotification.h
Schedule a local notification at a specific time with a specific Id, inLocalTime specifies the current local time or if UTC time should be used Currently only works for Android.
A unique identifier used to cancel the notification
int32 ScheduleLocalNotificationAtTimeOverrideId ( const [FDateTime](API\Runtime\Core\Misc\FDateTime) & FireDateTime, bool LocalTime, const [FText](API\Runtime\Core\Internationalization\FText) & Title, const [FText](API\Runtime\Core\Internationalization\FText) & Body, const [FText](API\Runtime\Core\Internationalization\FText) & Action, const [FString](API\Runtime\Core\Containers\FString) & ActivationEvent, int32 IdOverride )